平気 (Heiki) is a Japanese na-adjective meaning “cool, calm, composed, unconcerned”.
Meanings
- na-adjective, nouncool; calm; composed; unconcerned; nonchalant; unmoved
- na-adjectiveall right; fine; OK; okay
Examples
夜更かしなど平気だ。
Staying up late nights is nothing to me.
彼は平気でうそをつく。
He has no scruples about lying.
人が何を言おうと平気だよ。
I don't care what people say.
Sentences from Tatoeba (CC BY 2.0 FR).